[lfs-dev] Grub Video Modules
beesnees at grm.net
Tue Sep 30 13:20:48 PDT 2014
In preparing to work on the hint for "GRUB and UEFI" I want to "reduce"
my grub.cgf so that I can present a "write your own grub.cfg" just as in
Ch.8. Grub needs a video mode for UEFI and I was successful in
generating a "suitable video mode" from the grub command line when I was
experimenting. That was before I learned of grub-2.02-beta2 and I
In all the folderol of getting things working I, unfortunately, didn't
record what video modules I loaded. A grub.cfg generated by
grub-mkconfig uses "insmod all_video" or all of:
I know that efi_gop and efi_uga are needed for efi video. I'm not sure,
but vbe may also be required. Does anyone know if the rest are a)
architecture dependent b) video chip dependent or c) kernel dependent?
My instincts tell me that vga should work for most framebuffers.
I could determine this by trial-and-error, but I'd like some specific
guidance to save time and possibly to enter the technical explanation in
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